/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package grails.doc.filters

import org.radeox.filter.context.FilterContext
import org.radeox.filter.regex.RegexTokenFilter
import org.radeox.regex.MatchResult

/**
 * @author Graeme Rocher
 * @since 1.1
 */
class HeaderFilter extends RegexTokenFilter {

    HeaderFilter() {
        super(/(?m)^h(\d)\.\s+?(.*?)$/)
    }

    void handleMatch(StringBuffer out, MatchResult matchResult, FilterContext filterContext) {
        def header = matchResult.group(1)
        def content = matchResult.group(2)
        out << "<h$header>$content</h$header>"
    }
}
